diff --git a/lib/reducers/dm-operations-queue-reducer.js b/lib/reducers/dm-operations-queue-reducer.js
--- a/lib/reducers/dm-operations-queue-reducer.js
+++ b/lib/reducers/dm-operations-queue-reducer.js
@@ -170,7 +170,7 @@
         ...store,
         membershipQueue: {
           ...store.membershipQueue,
-          [action.payload.userID]: queue,
+          [action.payload.threadID]: queue,
         },
       },
       operations: [],